72933767 has 2 divisors, whose sum is σ = 72933768. Its totient is φ = 72933766.

The previous prime is 72933739. The next prime is 72933779. The reversal of 72933767 is 76733927.

It is a strong prime.

It is an emirp because it is prime and its reverse (76733927) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 72933767 - 2¹² = 72929671 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72933727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36466883 + 36466884.

It is an arithmetic number, because the mean of its divisors is an integer number (36466884).

Almost surely, 2^72933767 is an apocalyptic number.

72933767 is a deficient number, since it is larger than the sum of its proper divisors (1).

72933767 is an equidigital number, since it uses as much as digits as its factorization.

72933767 is an evil number, because the sum of its binary digits is even.

The product of its digits is 333396, while the sum is 44.

The square root of 72933767 is about 8540.1268725939. The cubic root of 72933767 is about 417.8074840528.

The spelling of 72933767 in words is "seventy-two million, nine hundred thirty-three thousand, seven hundred sixty-seven".